Few, if any, industries have investors more excited right now than cannabis. Depending on your preferred source, the global weed industry could see sales grow from $12.2 billion in 2018 to perhaps $50 billion to $75 billion annually in roughly a decade’s time. But at the heart of that growth is the United States. In Bank of America analyst Christopher Carey’s utopian model, whereby the marijuana industry reaches $166 billion in yearly sales, the United…